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June 4, 2019 Service bulletin

Power train

Chevrolet technical service bulletin PIT5202E for 2013-2018 Chevrolet Silverado 1500, 2013-2019 Chevrolet Tahoe and 2013-2019 GMC Sierra 1500 and others.

Bulletin number
PIT5202E
Component
Power train
Summary
This Preliminary Information communication provides information to the technician about vehicles that are equipped with 6L80 Regular Production Option Code (MYC), 6L90 Regular Production Option Code (MYD) or 8L90 Regular Production Option Code (M5U) Automatic Transmission, now have Powertrain Grade Braking. Powertrain grade braking assists when driving on a downhill grade to help maintain desired vehicle speed by using the engine and transmission to slow the vehicle.

Owners of these vehicles have filed 2,381 complaints in the transmission category.

Vehicles covered

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